[INFO] cloning repository https://github.com/tchajed/verus-vstd-models
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tchajed/verus-vstd-models" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftchajed%2Fverus-vstd-models", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftchajed%2Fverus-vstd-models'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fb126cc1fa2a24070342c3e03b4c320a94285684
[INFO] testing tchajed/verus-vstd-models against master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftchajed%2Fverus-vstd-models" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/tchajed/verus-vstd-models
[INFO] finished tweaking git repo https://github.com/tchajed/verus-vstd-models
[INFO] tweaked toml for git repo https://github.com/tchajed/verus-vstd-models written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/tchajed/verus-vstd-models on toolchain cdb45c87e2cd43495379f7e867e3cc15dcee9f93
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/tchajed/verus-vstd-models already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1b4e83e4b57504e985367e9f4165c20ebb94df38ee462a3664e7c74504659751
[INFO] running `Command { std: "docker" "start" "-a" "1b4e83e4b57504e985367e9f4165c20ebb94df38ee462a3664e7c74504659751", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1b4e83e4b57504e985367e9f4165c20ebb94df38ee462a3664e7c74504659751", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b4e83e4b57504e985367e9f4165c20ebb94df38ee462a3664e7c74504659751", kill_on_drop: false }`
[INFO] [stdout] 1b4e83e4b57504e985367e9f4165c20ebb94df38ee462a3664e7c74504659751
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 88fee3059a2127bf0d8a22a209e07530648e242dea6cce2612a467fe62b67c9a
[INFO] running `Command { std: "docker" "start" "-a" "88fee3059a2127bf0d8a22a209e07530648e242dea6cce2612a467fe62b67c9a", kill_on_drop: false }`
[INFO] [stderr]    Compiling verus-vstd-models v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `builtin`
[INFO] [stdout]  --> src/seq.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use builtin::*;
[INFO] [stdout]   |     ^^^^^^^ use of unresolved module or unlinked crate `builtin`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `builtin`, use `cargo add builtin` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `vstd`
[INFO] [stdout]  --> src/seq.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use vstd::prelude::{arbitrary, verus};
[INFO] [stdout]   |     ^^^^ use of unresolved module or unlinked crate `vstd`
[INFO] [stdout]   |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]   |
[INFO] [stdout] 2 - use vstd::prelude::{arbitrary, verus};
[INFO] [stdout] 2 + use std::prelude::{arbitrary, verus};
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `vstd`
[INFO] [stdout]  --> src/set.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use vstd::prelude::{seq, verus, Seq};
[INFO] [stdout]   |     ^^^^ use of unresolved module or unlinked crate `vstd`
[INFO] [stdout]   |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]   |
[INFO] [stdout] 2 - use vstd::prelude::{seq, verus, Seq};
[INFO] [stdout] 2 + use std::prelude::{seq, verus, Seq};
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `builtin`
[INFO] [stdout]  --> src/set.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use builtin::*;
[INFO] [stdout]   |     ^^^^^^^ use of unresolved module or unlinked crate `builtin`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `builtin`, use `cargo add builtin` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `verus-vstd-models` (lib) due to 4 previous errors
[INFO] running `Command { std: "docker" "inspect" "88fee3059a2127bf0d8a22a209e07530648e242dea6cce2612a467fe62b67c9a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88fee3059a2127bf0d8a22a209e07530648e242dea6cce2612a467fe62b67c9a", kill_on_drop: false }`
[INFO] [stdout] 88fee3059a2127bf0d8a22a209e07530648e242dea6cce2612a467fe62b67c9a